If you love to eat sushi or anything that involves raw fish, beware for you might actually be at risk of an infection caused by parasites.
The Katmai National Park in Alaska is home to the coastal brown bears and every year, there is a particular spot where the bears go to hunt for fish, which also attracts a lot of visitors.
There are rules that a visitor from another country might find doubtful or even funny but here is a list of weird laws that are being implemented in the United Kingdom.